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WO/2016/050444A1 |
The present disclosure relates to a fuel injector (101, 201, 301, 401) comprising a fuel supply line, a fuel return line (111, 211, 311, 411), a control chamber (107, 207, 307, 407), a control valve (104, 204, 304, 404) for controlling f...
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WO/2016/045820A1 |
The invention relates to a fuel injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, comprising a nozzle needle (3) arranged in a longitudinally movable manner in a pressure chamber (6). The pressur...
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WO/2016/041739A1 |
The fuel injection valve (10) comprises an intermediate valve with a mushroom-shaped intermediate valve member (78). The shaft (76) of the intermediate valve member (78) is guided with a sliding fit in the guiding passage (74) of an inte...
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WO/2016/026595A1 |
A control valve arrangement (12) of a fuel injector (10) comprises a bore (18) in which a piston (16) is slidably arranged, the piston piloting injection events and the bore opening in direct and unrestricted fluid communication into a f...
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WO/2016/024038A1 |
Invention relates to a fuel injection valve arrangement (10) comprising a fuel injector body (12), a nozzle needle (14) arranged longitudinally movably in a first end of the fuel injector body (12) and surrounded at least partially by a ...
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WO/2016/020469A1 |
The invention relates to a throttle device (16) for controlling an amount of fuel (12) to be supplied to a fuel injection nozzle (14), comprising a control area (20) and a supply device (18) for supplying fuel (12) to said control area (...
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WO/2016/019240A1 |
A system and method are provided for monitoring a pressure of fuel supplied to the fuel injector, and providing a control input voltage to the piezostack in response to the pressure to cause the injector to provide a fuel injection havin...
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WO/2016/012078A1 |
Dual-fuel fuel injector (1) which has a plurality of nozzle needles (5, 13), the stroke of each nozzle needle being controllable by means of control fluid and an associated control chamber (57, 37), wherein: - the plurality of nozzle nee...
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WO/2016/012079A1 |
The invention relates to a dual-fuel fuel injector (1), comprising:- a plurality of stroke-controllable gas nozzle needles (5) which are axially movably mounted on the dual-fuel fuel injector (1) in respective seats (7) and are distribut...
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WO/2016/012242A1 |
A fuel injector (10) comprising a needle (16) able to move between a fully open position (PO) and a closed position (PF) is provided with a device (82) for tracking the position of the needle, in which an electrical circuit (84) is close...
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WO/2016/008640A1 |
A fuel injector (10) for an internal combustion engine comprises: an injector body (12) in which there are positioned an actuator (14), a control valve (21) and a needle guide (24). The actuator actuates the control valve (21), the contr...
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WO/2016/010956A1 |
A fuel injector device for injecting fuel into a combustion chamber of an internal combustion engine is provided in which the fuel injector includes a body having an upper chamber and a lower chamber, an annular shoulder between the uppe...
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WO/2016/005119A1 |
The invention relates to a control valve (16) for controlling the movement of the needle (42) of a fuel injector (10), the valve (16) comprising a coil (18) which is attached to the housing (12) of the injector, which housing engages wit...
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WO/2016/005180A1 |
A fuel injector for an internal combustion engine comprises a nozzle body (14) having a spray tip (18) with at least one spray orifice (28) and a needle (22) slideably arranged in said nozzle body (14) in order to control the spray orifi...
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WO/2016/005073A1 |
The invention relates to a method for nitriding a component of a fuel injection system, said component being loaded under high pressure and being composed of an alloyed steel. The method comprises the following steps: - activating the co...
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WO/2015/189082A1 |
Fluid injection device (1) for an internal combustion engine, wherein the fluid injection device (1) comprises a valve body (2), wherein at least one valve needle (3) and at least one control chamber (4) are arranged within the valve bod...
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WO/2015/172978A1 |
A nozzle assembly of a fuel injector extends along a main axis (A) and comprises a nozzle body provided with an inner space divided in upstream chamber (38) and downstream chamber (40) and also with, a valve needle comprising a main elon...
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WO/2015/165727A1 |
A filter for a control flow of a fuel injector, wherein a primary fuel flow enters the injector through an inlet aperture, and wherein part of the primary fuel flow forms a secondary fuel flow which enters a control valve through a contr...
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WO/2015/165725A1 |
A fuel injector an internal combustion engine, comprising a filter for filtering fuel flowing into the control valve, the filter compromising multiple filter orifices, provided on a sleeve surrounding the control valve, or on a filter el...
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WO/2015/157858A1 |
Some engines employ a fuel for purposes other than for combusting in motoring. These engines take longer to start and have reduced efficiency in certain operating modes. An improved fuel system for an internal combustion engine comprises...
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WO/2015/151482A1 |
An ECU (30) sets a drive current in accordance with fuel pressure, by using a drive current profile for stipulating the relationship between fuel pressure supplied to a fuel injection valve (21) and the drive current (e.g., peak current)...
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WO/2015/136187A1 |
The invention relates to a fuel supply system (1) for an internal combustion engine comprising: a fuel tank (10); at least two fuel injectors (20); a fuel intake line (30) that includes at least one high-pressure pump (31); and a fuel re...
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WO/2015/128127A1 |
The invention relates to a fuel injector (10), in particular a common-rail injector for self-igniting internal combustion engines, comprising an injector housing (11) in which a sensor element is arranged in a low-pressure region (45) fo...
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WO/2015/128136A1 |
The invention relates to a fluid injector having an electromagnetic operating actuator (12), the fluid injector comprising an injector housing (2), in which an injector needle (6) is arranged in a longitudinally movable manner, wherein t...
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WO/2015/124340A1 |
A fuel injector has supply channel arranged in its body and comprises a control valve hydraulically controlling the displacements of a valve needle arranged within an axial main bore of the body. The needle reciprocally displaces between...
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WO/2015/116777A1 |
A fuel injector (18) has a plurality of injection fuel delivery passages (86), which transport fuel from a proximate end to an injector cavity (52) near the distal end of the fuel injector, wherein less than a total number of injection f...
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WO/2015/116231A1 |
A valve nozzle assembly includes a valve seat and a sac positioned below a valve body chamber. The sac includes a plurality of injection orifices operable to provide passage for fluid out of the sac, an outer wall extending between the v...
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WO/2015/106866A1 |
BOBBIN WITH VENTING CONDUIT ABSTRACT OF THE DISCLOSURE Bobbin assembly (44) of an electromagnetic actuator (30), adapted to be in a fuel injector (5), the bobbin assembly (44) comprising: -a core (93) extending along a main axis -a wire ...
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WO/2015/101406A1 |
The invention relates to a dual-fuel fuel injector (1), having: – a first nozzle needle (5), which can be controlled in terms of axial stroke, for the discharge of liquid fuel via a first nozzle arrangement (21) of the dual-fuel fuel i...
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WO/2015/099860A2 |
A fuel feed system for a rotary-winged aircraft includes a fuel feed line extending from a fuel source to an engine and an engine fuel suction pump disposed at the fuel feed line to urge a flow of fuel through the fuel feed line to the e...
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WO/2015/096923A1 |
The invention relates to a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising a nozzle needle arranged in a pressure chamber in such a way that the nozzle needle can be moved longitudi...
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WO/2015/097004A1 |
The present invention is an injection valve for use in internal combustion engines and having a passage pipe (40) through which the fuel passes; a seating region (50) embodied on one side of said passage pipe (40) and embodied in conical...
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WO/2015/091180A1 |
According to an aspect of the present invention, there is provided a fuel injection nozzle for injecting fuel into a combustion chamber of an internal combustion engine. The nozzle includes a nozzle body having a bore for receiving fuel ...
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WO/2015/078629A1 |
The invention relates to a fuel injector (10) comprising an injector housing (11) in which at least one injection port (17) is designed for injecting fuel into the combustion chamber of an internal combustion engine, wherein the through ...
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WO/2015/074793A1 |
The invention describes a method for operating an injector of an internal combustion engine, the nozzle needle of said injector being operated by a piezo actuator by means of a servo valve. The idle travel of the piezo actuator is elimin...
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WO/2015/058929A1 |
The invention relates to a fuel injector (10) comprising an injector housing (11) in which an injection member (20) is arranged longitudinally displaceable along a longitudinal axis (22), comprising a control chamber (35) hydraulically c...
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WO/2015/058822A1 |
Dual-fuel injection system (1) having a combustion gas-supply device (3) and a liquid fuel-supply device (5), comprising a combustion gas-injector unit (7) with a liquid fuel-control part (21) and a gas nozzle part (23), to which combust...
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WO/2015/055420A1 |
The invention relates to a control valve device (20) for a fluid system, comprising: a sealing element (5), which can be moved between an open position and a closed position and which lies on the valve body (8) in the closed position; a ...
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WO/2015/052332A1 |
The invention relates to an injection valve (1), comprising: an injector body (2) having a cut-out (3), a fluid inlet (7), and a fluid outlet (9); a needle body (10), which is arranged such that the needle body (10) can move axially in t...
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WO/2015/052032A1 |
The invention relates to a plunger/fluid-line arrangement (300/400), in particular a control-plunger/control-bore arrangement (300/400) for an injector, in particular a fuel injector for a direct injection system of a motor vehicle. A pl...
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WO/2015/049126A1 |
The invention relates to a fuel injector (10), in particular a common-rail injector for self-igniting internal combustion engines, comprising an injector housing (11), in which a pressure sensor (70) for at least indirectly detecting a f...
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WO/2015/024638A1 |
Flush/start method for an internal combustion engine, wherein the engine has a fuel injection device (3) with a plurality of fuel injectors (5a,b,...) which are provided with individual pressure accumulators, wherein the individual press...
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WO/2015/024692A1 |
The invention relates to a control valve arrangement (12) of a fuel injector (10) comprising a bore (18) in which a piston (16) is slidably arranged, the piston (16) piloting the injection events, the bore (18) opening in direct and unre...
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WO/2015/014476A1 |
Dual-fuel fuel injector (1) for a fuel injection device, having a nozzle body (3), wherein a receptacle (5) for a nozzle needle (7) which can be displaced axially therein is formed in the nozzle body (3); wherein a first nozzle arrangeme...
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WO/2015/011097A1 |
The invention relates to a pressurized fuel injector (10) including a tubular body (12) extending along a longitudinal axis (Z) and forming, at one end, a nozzle (16). Fuel (C) flows in the body (12) between an inlet (14) and the nozzle ...
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WO/2015/010805A1 |
The invention relates to a control valve (10) for a fuel injector (100) for internal combustion engines, which control valve comprises a valve piece (11), which has a valve seat (12) and a valve closing armature (20), which interacts wit...
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WO/2015/010995A1 |
A fuel injector (100) for use in an internal combustion engine, the fuel injector comprising: an injector body (10) comprising a bore (11); an injector needle (12) located within the bore and engageable with a needle seat to control fuel...
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WO/2014/210148A1 |
High-pressure fuel systems use very precise components with tight clearance tolerances that place high demands on fuel filtration efficiency. High efficiency next-generation nanofiber filter media can meet these demands and have ample "l...
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WO/2014/206606A1 |
The invention relates to a control valve for a fuel injector, in particular a common-rail fuel injector, comprising a valve piece (1) having an outflow opening (3) which is formed inside a valve seat (2) formed as a flat seat, and a reci...
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WO/2014/200677A2 |
The disclosure provides an improved fuel injector and method of operating the fuel injector to provide at least two different types of fuel spray to a combustion chamber of an internal combustion engine. The two types of spray are formed...
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